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Help Center820 Photoelectric Smoke Alarm Network Switching Output Ceiling Installation Dedicated Cabinet
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820 photoelectric smoke alarm network switching output ceiling installation dedicated cabinet
Specifics:
Detail:
9-35V wide voltage design normally open and normally closed output networking Insect original design of industrial-grade metal shield to meet the needs of high-end customers.
Features
This product is non-coding smoke detectors, having a pair of switch output contacts, according to the actual need to select normally open or normally closed output. During normal operation, the indicator flashes once every 8 seconds, alarm, indicator light, alarm output contact while it is operating.
Power reset / automatic reset option
Promise of Power Input
Alarm output NC / NO optional
Network output / LED indicate alarm
SMT manufacturing process, stability
Dustproof, anti-mosquito, anti-white light interference design
Metal shielding, RFI (20V / m-1GHz)
Technical parameters
Operating voltage: DC9-35V
Standby Current: 12mA (relay normally closed)
500uA (relay normally open)
Alarm current: 10mA (relay normally closed)
18mA (relay normally open)
Alarm Indication: Red LED lit
Sensor: infrared photoelectric sensor
Working temperature: -10 ℃ ~ + 50 ℃
Humidity: Maximum 95% RH (no condensation)
RF immunity: 10MHz-1GHz 20V / m
Alarm output: normally open / normally closed contact capacity DC28V100mA
Reset: automatic reset / power off reset option
Coverage: When space height is 6-12m, a protected area of the detector to the general protection of the site in terms of 80 square meters; space height is 6m or less, to protect an area of 60 square meters, the specific parameters should be automatic fire alarm system design norms GB50116-98 prevail.
Executive Standard: GB4716-2005, EN54-7
Sensitivity: 0.5db / m (± 0.1db / m)
Dimensions: Diameter 104mm, height 51mm
57 * 45.8 * 31.8CM 100PCS / box 21.6KG 20.6KG
Two kinds of hair:
A switching signal 12 when the positive and negative power supply, 34 signal output (available multimeter test). Normally open normally closed
Input Power 1 positive 2 negative voltage signal B, 14 string resistance short circuit, output 2 positive, 3 losses, normally open, normally closed
Jumper Description:
KT alarm output setting: 1-2 short NC
2-3 shorted normally open
RST Alarm: 1-2 shorted automatic reset
2-3 shorted power reset
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